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Westinghouse Electric  · Electronic Components

JA1L056S503UC

Resistor, Variable, Nonwire Wound,

Part NumberJA1L056S503UC
ManufacturerWestinghouse Electric
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
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RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant

Frequently asked

Is JA1L056S503UC available?
We can source JA1L056S503UC even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is JA1L056S503UC by Westinghouse Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If JA1L056S503UC has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like JA1L056S503UC?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for JA1L056S503UC?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.